Looks up a protocol entry based on protocol's number.
#include <prnetdb.h> PRStatus PR_GetProtoByNumber( PRInt32 protocolnumber, char* buffer, PRInt32 bufsize, PRProtoEnt* result);
The function has the following parameters:
- The number assigned to the protocol.
- A pointer to a scratch buffer for the runtime to return result. This buffer is allocated by the caller.
- Number of bytes in the
bufferparameter. The buffer must be at least
- On input, a pointer to a
PRNetAddrstructure. On output, this structure is filled in by the runtime if the function returns
The function returns one of the following values:
- If successful,
- If unsuccessful,
PR_FAILURE. You can retrieve the reason for the failure by calling